Help make Alexa smarter on Alexa Answers. Sign in with Amazon

History

How long will chernobyl be radioactive?

1

in 1986, vast amounts of radioactive elements such as uranium, plutonium, and americium were released into the air. These substances have a long decay period. For uranium 232 is 69 years, plutonium-239, it is 24,000 years, plutonium 240 is 6500 years, and americium-243,it is 14,740 years

{{ relativeTimeResolver(1653325275794) }}

points 42
Rating

Join Alexa Answers

Help make Alexa smarter and share your knowledge with the world

LEARN MORE